4. At the beach, some of the people have Flip Flips, and some do not. Also, some of the people
have Crocs, and some do not. Let the set of beach goers who have Flip Flops be F and the set
of beach goers who have Crocs be C. Suppose that, of the 80 people total on the beach, 19
have Crocs but do not have Flip Flops, and 3 have neither Flip Flops nor Crocs and 4 people
have both crocs and Flip Flops.
(a) Complete the Venn Diagram.
(b) Find P(Flip Flops).
(c) Find P(Flip Flops and Crocs).
(d) Find P(Flip Flops or Crocs).
(e) P(Crocs).